On-Site Mechanical Engineer: Critical HVAC & Commissioning

Jacobs; Washington (District of Columbia); On-site; USD 95,000 - 131,000; Full time

Benefits offered by this job

Medical, dental, vision

401(k) plan

Stock purchase program

PPTO and holidays

Job summary

Jacobs is hiring an On-Site Mechanical Engineer for a project near Baton Rouge, LA. You will be the on-site representative for mechanical systems, coordinating between construction teams and the design group to advance installation and commissioning.

The role emphasizes field observations, issue resolution, and timely responses to RFIs, with responsibility for safety, quality, and schedule. A Bachelor's degree in Mechanical Engineering and 10+ years of related experience are required.

Qualifications

• Bachelor's degree in Mechanical Engineering or related discipline.
• 10+ years of mechanical design, construction, commissioning, or operations experience; or 5+ years in hyperscale data center environments.
• Experience with chilled water systems, cooling plants, CRAH/CRAC systems, piping systems.
• Strong understanding of specifications, codes, and industry standards.
• Excellent communication and coordination skills.

Responsibilities

• Serve as the primary on-site representative for HVAC, cooling, piping, plumbing, and other mechanical systems.
• Perform daily site observations and assess installation progress and workmanship.
• Coordinate mechanical design clarifications and field solutions with project stakeholders.
• Facilitate responses to RFIs, submittals, equipment substitutions, and field conflicts.
• Support reviews of equipment layouts, utility routing, and coordination between trades.
• Participate in constructability reviews, BIM coordination activities, and mockup evaluations.
• Identify and document mechanical installation deficiencies and opportunities for improvement.
• Support factory testing, bench testing, startup activities, and commissioning preparation.
• Coordinate with QA/QC and commissioning teams to resolve installation issues.
• Attend project meetings and provide technical guidance on mechanical systems.
• Issue weekly reports summarizing observations, risks, corrective actions, and schedule impacts.
• Proactively identify design, quality, and schedule risks and support resolution strategies.

Skills

Mechanical design

Field coordination

Project communication

Problem solving

Education

Bachelor's degree in Mechanical Engineering

Job description

Jacobs is hiring an On-Site Mechanical Engineer for a project near Baton Rouge, LA. You will be the on-site representative for mechanical systems, coordinating between construction teams and the design group to advance installation and commissioning.

The role emphasizes field observations, issue resolution, and timely responses to RFIs, with responsibility for safety, quality, and schedule. A Bachelor's degree in Mechanical Engineering and 10+ years of related experience are required.